Here is a link to a site with information about the different foam styles that came on seats over the years.
http://www.americancushionind.net/pr...-gmc-suburban/
I decided to post it just in case the site disappears tomorrow.
69-72 Chevy/GMC/Suburban
67-72 Chevy truck cushions came in 5 models
6″ thick molded foam bottom with molded back. (#CT6972)
6″ molded foam bottom/coil spring back with thin pad.
Coil spring bottom with thin pad/molded foam back.
Coil spring bottom and back. Thin pad on both.
Some Canadian truck seats have been reported to be 1-2″ longer than American seat frames.
Questions? Call 1.800.643.3063.
__________________
Thanks to Bob and Jeanie and everyone else at Superior Performance for all their great help.
RIP Bob Parks.
1967 Burban the WMB,1991 S(stink)-10 Blazer,1969 GTO, 1970 Javelin, 1952 F2 Ford 4X4, 29 Model A, 72 Firebird. 85 Alfa Romeo
If it breaks I didn't want it in the first place
The WMB repair thread
http://67-72chevytrucks.com/vboard/s...d.php?t=698377